#!/usr/bin/env python
# -*- coding:utf-8 -*-

# file:do_input.py
# author:Jackiex
# datetime:2022/10/18 17:09
# software: PyCharm

"""
this is function  description 
"""

# name = input("请输入：")
#
# print(name)

# a, b = input("请输入2个单词：").split()
# print(a, b)


a, b = input("请输入2个单词：").split(',')
print(a, b)
